need help w hd upgrade

my moded xbox is v1.1 original hd works fine but new hd will not work, hd is a wd 80 gig caviar ide hd i have try all i get is all the folders but i canot copy no files to it i have use slayers , flashftp, new hd intall programs, n nothing works can someone help me plz

 

Have you locked the drive?

You might want to check here to see if your drive is lockable or not:

http://xboxdrives.x-pec.com/?p=list

 

it is i get the folders ,c,e,d,f,but i canot intall the software

 

Is the wd a Cavier SE? I heard somewhere that the SE wasnt that good w/ the xbox, But I could be wrong.